Our unique 2 Layer System Design and Mega Vent Panel System make these the most versatile adventure touring pants on the planet:- LAYER 1 consists of a rugged 500 and 2000 D Cordura® shell for maximum abrasion resistance. Our Mega Vent Panel System allows these pants to transition from solid body to adjustable airflow construction in seconds. - LAYER 2 offers fully functional AquaRes™ laminated rain pants that are sized to fit over or under the main outer shell. An elasticized waist with side waist slide buckles help riders achieve a customized fit.